Sasikiran played out a quick draw against Isan Reynaldo Ortiz Suarez of Cuba in the 10th and final round to win the title with 6.5 points ahead of top seed Vasily Ivanchuk of Ukraine, who secured 5.5 points.
The Indian drew both his games against Ivanchuk (Elo rating 2738) and won a game each against Samuel Shankland (USA), Kacper Piorun (Poland) and Emilio Cordova (Peru) in the double round-robin tournament. He remained unbeaten, posting three wins and seven draws.
Sasikiran didn't have to go for a result as the Ukraine veteran lost his final game against Shankland.
Ivanchuk and Shankland finished equal points 5.5 to finish on second place.
The Capablanca Memorial is one of the oldest tournaments in Cuba, named after former world champion Jose Raul Capablanca.
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